160 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			Plaintext
		
	
	
		
			Executable File
		
	
	
			
		
		
	
	
			160 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			Plaintext
		
	
	
		
			Executable File
		
	
	
#!/bin/sh
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echo "Loading..."
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exec scsh -lel SSAX-4.9/load.scm -lel module-system/load.scm -lel sunet-2.1/load.scm -dm -o http-test -e main -s "$0" "$@"
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!#
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(define-structure http-test
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  (export main)   
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  (open httpd-core
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	httpd-make-options
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	httpd-basic-handlers
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	httpd-file-directory-handlers
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	httpd-cgi-handlers
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	httpd-seval-handlers
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        scheme-with-scsh
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	srfi-37)
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  (begin
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    (define (usage)
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      (format #f 
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"Usage: start-web-server 
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	     [-h DIR | --htdocs-dir=DIR] [-c DIR | --cgi-bin-dir=DIR]
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	     [-l FILE | --log-file-name=FILE] [-r NUM | --requests=NUM]
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	     [-p NUM | --port=NUM]
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	     [--help]
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 with
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 htdocs-dir     directory of html files (default: root/htdocs)
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 cgi-bin-dir    directory of cgi files  (default: root/cgi-bin)
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 port           port server is listening to (default: 8080)
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 log-file-name  directory where to store the logfile in CLF
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                 (default: /tmp/httpd.log)
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 --help         show this help
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"))
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    (define (display-usage)
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      (display (usage) (current-error-port))
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      (exit 1))
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    (define (raise-usage-error msg . info)
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      (display msg (current-error-port))
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      (for-each 
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       (lambda (i)
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	 (display i (current-error-port))
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	 (display " " (current-error-port)))
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       info)
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      (display "\n" (current-error-port))
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      (exit 1))
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    (define (parse-arguments arg-list)
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      (let ((number-option-proc
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	     (lambda (alist-key)
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	       (lambda (option name arg ops)
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		 (cond 
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		  ((not arg)
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		   (raise-usage-error "Option requires a number" name arg))
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		  ((string->number arg)
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		   => (lambda (n) (cons (cons alist-key n) ops)))
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		  (else
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		   (raise-usage-error "Not a number" arg))))))
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	    (absolute-file-name-proc
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	     (lambda (alist-key)
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	       (lambda (option name arg ops)
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		 (cons (cons alist-key
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			     (absolute-file-name arg)) ops)))))
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	(let ((htdocs-dir-option
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	       (option '(#\h "htdocs-dir") #t #f
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		       (absolute-file-name-proc 'htdocs-dir)))
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	      (cgi-bin-dir-option
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	       (option '(#\c "cgi-bin-dir") #t #f
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		       (absolute-file-name-proc 'cgi-bin-dir)))
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	      (port-option
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	       (option '(#\p "port") #t #f
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		       (number-option-proc 'port)))
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	      (log-file-name-option
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	       (option '(#\l "log-file-name") #t #f
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		       (absolute-file-name-proc 'log-file-name)))
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	      (requests-option
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	       (option '(#\r "requests") #t #f
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		       (number-option-proc 'requests)))
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	      (help-option
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	       (option '(#f "help") #f #f
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		       (lambda (option name arg ops)
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			 (display-usage)))))
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	  (args-fold arg-list
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		     (list htdocs-dir-option cgi-bin-dir-option
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			   port-option log-file-name-option
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			   requests-option help-option)
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		     (lambda (op name arg ops)
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		       (raise-usage-error
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			"Unknown command line argument: " name))
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		     cons 
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		     '()))))
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    (define (make-options-from-args cmd-line-args default-options)
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      (let ((given (parse-arguments cmd-line-args)))
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	(map (lambda (p)
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	       (or (assoc (car p) given) p))
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	     default-options)))
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    (define (lookup-option alist option)
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      (cond 
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       ((assoc option alist)
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	=> cdr)
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       (else
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	(error "Internal error, option not found" option alist))))
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    (define (become-nobody-if-root)
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      (cond ((zero? (user-uid))
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	     (set-gid (->gid "nobody"))
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	     (set-uid (->uid "nobody")))))
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    (define (main args)
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      (with-cwd 
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	  (file-name-directory (car args))
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	(let* ((default-options
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                 `((htdocs-dir	. ,(absolute-file-name "root/htdocs"))
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                   (cgi-bin-dir	. ,(absolute-file-name "root/cgi-bin"))
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                   (port		. 8080)
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                   (log-file-name	. "/tmp/httpd.log")
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                   (requests	. 5)))
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               (options (make-options-from-args (cdr args) default-options)))
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	  (format #t "Going to run Webserver with:
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 htdocs-dir:    ~a
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 cgi-bin-dir:   ~a
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 port:          ~a
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 log-file-name: ~a
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 syslogging activated.
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"
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		  (lookup-option options 'htdocs-dir)
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		  (lookup-option options 'cgi-bin-dir)
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		  (lookup-option options 'port)
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		  (lookup-option options 'log-file-name))
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	  (httpd (make-httpd-options
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		  with-port			(lookup-option options 'port)
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		  with-root-directory		(cwd)
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		  with-syslog?			#t
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		  with-log-file			(lookup-option options 'log-file-name)
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		  with-post-bind-thunk		   become-nobody-if-root
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                  ;; The following settings are made to avoid dns lookups.
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                  with-reported-port		(lookup-option options 'port)
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                  with-fqdn			"localhost"
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                  with-resolve-ips?		#f
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		  with-request-handler 
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		  (alist-path-dispatcher
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		   (list (cons "cgi-bin" (cgi-handler (lookup-option options 'cgi-bin-dir)))
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			 (cons "seval" seval-handler))
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		   (tilde-home-dir-handler "public_html"
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					   (rooted-file-or-directory-handler 
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					    (lookup-option options 'htdocs-dir)))))))))
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      ))
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;; EOF
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;;; Local Variables:
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;;; mode:scheme
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;;; End:
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